Pratt & Whitney Measurement Systems, Inc. Datasheets for Ring Gages

Ring gages are used for go / no-go assessment compared to the specified dimensional tolerances or attributes of pins, shafts, or threaded studs.
Ring Gages: Learn more

Product Name Notes
If a large direct reading range is important to you, choose the Lab micrometer measuring system. Designed for gage calibration laboratories requiring precise internal and external measurements over long lengths.
Your solution for vertical measuring is the Laseruler which is laser-interferometer-based for very high accuracy. Measure height and thickness of precision film, parts, and gages with complete confidence. Our exclusive...